﻿t50               package:unknown                R Documentation

~~function to do estimates time to achieve proportions of germination  ~~

## dcr package is need to this fuction use
Description:

     ~~ Based on 4-parameter logist curve, estimates time (on your on time interval) of any kind of continuos
emition as sprouts, fethers, seed germination, acordding with the required percentage, data might be counting data, not comulative
first row must have experiment names and second row must have the total n of elements set ~~

Usage:
t50 (object, t=50) 
     

Arguments:


object : counting data.frame
p : percentage  to estimimate minumum time to be achieved

Details:
dcr package is need to this fuction use
    

Value:

     matrix contaning the entrance percentage (p), Time to p, and Final Germination Percentage to each set,

Warning:

dcr package is need to this fuction use

Note:

     ~~further notes~~ 

     ~Make other sections like Warning with \section{Warning }{....} ~

Author(s):

     Bruna Locardi

References:

 Christian Ritz, Nina Cedergreen, Jens Erik Jensen, and Jens Carl Streibig (2006) Relative potency
 in nonsimilar dose–response curves. Weed Science: May 2006, Vol. 54, No. 3, pp. 407-412.

See Also:

     ~~objects to See Also as 'help', ?dcr 

Examples:

     ##---- Should be DIRECTLY executable !! ----
     ##-- ==>  Define data, use random,
     ##--    or do  help(data=index)  for the standard data sets.


